doudouking.com - robtex.com
doudouking.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.40.18.49🇨🇳 Alibaba-Cloud121.40.0.0/15 | ||||||
| NS | dns3.hichina.com ⭐ | ||||||
| A | 2408:4009:501::11🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.43🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.63🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.203🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.213🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.43🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.63🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.113🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.123🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns4.hichina.com | ||||||
| A | 2408:4009:501::12🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.44🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.54🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.204🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.214🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.44🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.54🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.114🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.124🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com ⭐ | ||||||
| SOA | dns3.hichina.comhostmaster@hichina.com 2026-05-28 #9 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785749087 | ||||||
Same first word
doudouking.com |
DNS History
5 records (5 active, 0 former)
●NSdns3.hichina.com2026-04-30 → 2026-08-03 · 2 obs
● 2026-08-03 09:29:04
●NSdns4.hichina.com2026-04-30 → 2026-08-03 · 2 obs
● 2026-08-03 09:29:04
●A121.40.18.492026-04-30 → 2026-08-03 · 2 obs
● 2026-08-03 09:29:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net... | - |
| doudouking.com | dns3.hichina.com, dns4.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.43
NS records: dns3.hichina.com, dns4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doudouking.com (unsigned zone)
⏱️ Timing
Total: 528ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.40.18.49 |
| NS | 2 | dns3.hichina.com, dns4.hichina.com |
| MX | 2 | mxbiz2.qq.com (pri: 5), mxbiz1.qq.com (pri: 5) |
| SOA | 1 | dns3.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns3.hichina.com, dns3.hichina.com, dns3.hichina.com...)
Analysis
IP Addresses
doudouking.com has exactly one IP address — 121.40.18.49.
Name Servers
Two name servers handle the delegation for doudouking.com: dns3.hichina.com and dns4.hichina.com.
The name server configuration of doudouking.com is shared with other domains, for instance xago.cn, ndxinlai.com, sxtianran.com and two others.
The name servers of doudouking.com overlap at least partially with those of other domains — among them lipinzhu.cn, nengnuo2.com, tiqia.com and two more.
These name servers commonly appear alongside the name servers expirens3.hichina.com and expirens4.hichina.com.
Hosts with 9 IP addresses each:
dns3.hichina.com resolves to 39.96.153.43, 39.96.153.63 and 47.118.199.203 among others, with 6 other IP addresses in total.
dns4.hichina.com resolves to 39.96.153.44, 39.96.153.54 and 47.118.199.204 among others, with 6 other IP addresses in total.
Mail Servers
doudouking.com uses two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.
The mail server setup of doudouking.com matches that of other domains such as sclfot.com, gzpeiyou.com, guangsou.cc and two others.
doudouking.com uses mail servers that are also used by other domains, including zjttct.com, cynovogroup.com and vclcd.com.